57352402 has 8 divisors (see below), whose sum is σ = 87312816. Its totient is φ = 28248132.

The previous prime is 57352369. The next prime is 57352417. The reversal of 57352402 is 20425375.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213868 + ... + 214135.

It is an arithmetic number, because the mean of its divisors is an integer number (10914102).

Almost surely, 2^57352402 is an apocalyptic number.

57352402 is a deficient number, since it is larger than the sum of its proper divisors (29960414).

57352402 is a wasteful number, since it uses less digits than its factorization.

57352402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428072.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 57352402 is about 7573.1368665831. The cubic root of 57352402 is about 385.6415950679.

Adding to 57352402 its reverse (20425375), we get a palindrome (77777777).

It can be divided in two parts, 573 and 52402, that added together give a triangular number (52975 = T₃₂₅).

The spelling of 57352402 in words is "fifty-seven million, three hundred fifty-two thousand, four hundred two".